Mega Bloks / Mega Construx Halo Spartan micro action figure.Specifically, this mini-figure is a Yellow Gold UNSC Spartan featuring super-poseable joints and interchangeable armor pieces. Yellow Spartans of this design variation were prominently featured in collectible multi-packs, such as the Mega Bloks UNSC Fireteam Eagle Building Set and the Mega Construx Fireteam Castle Pack.